Lewis Taws Matlack was born in Philadelphia in 1842, and was still a resident there when he enlisted on 9/24/61 as a 1st Lt. On that date he was commissioned into Co. C, 91st Pennsylvania. He resigned on 1/19/63. Matlack died on 4/22/1909 and is buried in Mount Peace Cemetery in Philadelphia.

SERVICE.--Duty at Washington, D.C., until April 27, 1862, and at Alexandria, Va., until August 21. Near Fairfax C. H. until September 15. Reached Antietam, Md., September 18. Duty at Sharpsburg, Md., until October 30. Skirmishes at Kearneysville and Shepherdstown October 15-16. Reconnaissance to Leesburg, W. Va., October 16-17. Movement to Falmouth, Va., October 30-November 19. Battle of Fredericksburg, Va.,December 12-15. Burnside's second Campaign, "Mud March," January 20-24, 1863. Duty at Falmouth, Va., until April 27. Chancellorsville Campaign April 27-May 6. Battle of Chancellorsville May 1-5. Gettysburg (Pa.) Campaign June 13-July 24. Battle of Gettysburg, Pa.,July 1-3. Pursuit of Lee July 5-24. Duty on line of the Rappahannock until October. Bristoe Campaign October 9-22. Advance to line of the Rappahannock November 7-8. Rappahannock Station November 7. Mine Run Campaign November 26-December 2. Regiment reenlisted December 26, 1863. Veterans on furlough January 2-February 16, 1864, and near Chester until March 2. Rapidan Campaign May 4-June 12. Battles of the Wilderness May 5-7; Laurel Hill May 8; Spottsylvania C. H. May 8-21. Assault on the Salient May 12. North Anna River May 23-26. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Cold Harbor June 1-12. Bethesda Church June 1-3. Before Petersburg June 16-18. Siege of Petersburg June 16, 1864, to April 2, 1865. Mine Explosion, Petersburg, July 30, 1864 (Reserve). Six Mile House, Weldon Railroad, August 18-21. Poplar Grove Church, Peeble's Farm, September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28. Warren's Raid to Weldon Railroad December 7-12. Dabney's Mills, Hatcher's Run, February 5-7, 1865. Appomattox Campaign March 28-April 9. Lewis Farm, Gravelly Run, March 29. Junction of Quaker and Boydton Roads March 29. White Oak Road March 30-31. Five Forks April 1. Appomattox C. H. April 9. Surrender of Lee and his army. Moved to Washington, D. C:, May 1-12. Grand Review May 23. Mustered out July 10, 1865. Regiment lost during service 6 Officers and 110 Enlisted men killed and mortally wounded and 2 Officers and 82 Enlisted men by disease. Total 200. [ld]